'''
Function:
    京东模拟登录:
        --PC端: https://www.jd.com/
        --移动端暂不支持
Author:
    Charles
微信公众号:
    Charles的皮卡丘
GitHub:
    https://github.com/CharlesPikachu
更新日期:
    2020-02-29
'''
import os
import time
import json
import requests
from ..utils.misc import *
from urllib.parse import unquote


'''
Function:
    京东模拟登录
Detail:
    -login:
        Input:
            --username: 用户名
            --password: 密码
            --mode: mobile/pc
            --crackvcFunc: 若提供验证码接口, 则利用该接口来实现验证码的自动识别
            --proxies: 为requests.Session()设置代理
        Return:
            --infos_return: 用户名等信息
            --session: 登录后的requests.Session()
'''
class jingdong():
    def __init__(self, **kwargs):
        self.info = 'jingdong'
        self.cur_path = os.getcwd()
        self.session = requests.Session()
    '''登录函数'''
    def login(self, username='', password='', mode='pc', crackvcFunc=None, **kwargs):
        # 设置代理
        self.session.proxies.update(kwargs.get('proxies', {}))
        # 移动端接口
        if mode == 'mobile':
            raise NotImplementedError
        # PC端接口
        elif mode == 'pc':
            self.__initializePC()
            # 获取二维码
            res = self.session.get(self.qrshow_url.format(int(time.time()*1000)))
            saveImage(res.content, os.path.join(self.cur_path, 'qrcode.jpg'))
            showImage(os.path.join(self.cur_path, 'qrcode.jpg'))
            # 检测二维码状态
            token = self.session.cookies.get('wlfstk_smdl')
            while True:
                res = self.session.get(self.token_url.format(token))
                res_json = json.loads(res.text[2: -1])
                # --扫码成功
                if res_json['code'] == 200:
                    ticket = res_json['ticket']
                    res = self.session.get(self.ticket_url.format(ticket))
                    res_json = res.json()
                    if not res_json['returnCode']:
                        res = self.session.get(res_json['url'])
                    username = self.session.cookies.get('pin', '')
                    nickname = unquote(self.session.cookies.get('unick', ''))
                    break
                # --等待扫码以及正在扫码
                elif res_json['code'] in [201, 202]:
                    pass
                # --二维码过期
                elif res_json['code'] == 203:
                    raise RuntimeError('Fail to login, qrcode has expired...')
                # --其他情况
                else:
                    raise RuntimeError(res_json['msg'])
                time.sleep(1)
            # 登录成功
            removeImage(os.path.join(self.cur_path, 'qrcode.jpg'))
            print('[INFO]: Account -> %s, login successfully...' % nickname)
            infos_return = {'username': username, 'nickname': nickname}
            return infos_return, self.session
        # mode输入有误
        else:
            raise ValueError('Unsupport argument in alipay.login -> mode %s, expect <mobile> or <pc>...' % mode)
    '''初始化PC端'''
    def __initializePC(self):
        self.headers = {
                        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.130 Safari/537.36',
                        'Referer': 'https://passport.jd.com/new/login.aspx?ReturnUrl=https%3A%2F%2Fwww.jd.com%2F'
                    }
        self.qrshow_url = 'https://qr.m.jd.com/show?appid=133&size=147&t={}'
        self.token_url = 'https://qr.m.jd.com/check?callback=a&isNewVersion=1&_format_=json&appid=133&token={}'
        self.ticket_url = 'https://passport.jd.com/uc/qrCodeTicketValidation?t={}'
        self.session.headers.update(self.headers)
    '''初始化移动端'''
    def __initializeMobile(self):
        pass


'''test'''
if __name__ == '__main__':
    jingdong().login('', '')